This Lock-Nut Hex Screw features a size of 5/8-18 with a 15/16 inch drive, constructed from zinc-plated material for enhanced durability and corrosion resistance. Designed for mechanical applications, this nut provides a secure fastening solution, ensuring that components remain tightly held under various conditions. Its hex shape allows for easy installation and removal with standard tools, making it a versatile choice for both professional and DIY projects. The mechanical properties of this lock-nut meet industry standards, ensuring reliability in critical applications.